Observational Study Comparing Home to Office Spirometry

Lenox Hill Hospital Cystic Fibrosis Center, New York

Jefferson University Hospital, Philadelphia

Wake Forest University Baptist Medical Center, Winston-Salem

University of South Carolina School of Medicine, Columbia

Toledo Children's Hospital, Toledo

Children's Hospital Medical Center of Akron, Akron

Wayne State University Harper University Hospital, Detroit

Helen DeVos Children's Hospital, Grand Rapids

Froedtert & Medical College of Wisconsin, Milwaukee

Sanford USD Medical Center, Sioux Falls

OSF Saint Francis Medical Center, Peoria

St. Louis Children's Hospital, St Louis

Arkansas Children's Hospital, Little Rock

The Adult Cystic Fibrosis Center of Central Texas, Austin

Oregon Health Sciences University, Portland

Seattle Children's Hospital, Seattle

Providence Medical Group, Cystic Fibrosis Clinic - Pediatrics, Spokane

Providence Alaska Medical Center, Anchorage

Boston Children's Hospital, Boston